9u-39=6(u+3)-3

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Solution for 9u-39=6(u+3)-3 equation:


Simplifying
9u + -39 = 6(u + 3) + -3

Reorder the terms:
-39 + 9u = 6(u + 3) + -3

Reorder the terms:
-39 + 9u = 6(3 + u) + -3
-39 + 9u = (3 * 6 + u * 6) + -3
-39 + 9u = (18 + 6u) + -3

Reorder the terms:
-39 + 9u = 18 + -3 + 6u

Combine like terms: 18 + -3 = 15
-39 + 9u = 15 + 6u

Solving
-39 + 9u = 15 + 6u

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

Add '-6u' to each side of the equation.
-39 + 9u + -6u = 15 + 6u + -6u

Combine like terms: 9u + -6u = 3u
-39 + 3u = 15 + 6u + -6u

Combine like terms: 6u + -6u = 0
-39 + 3u = 15 + 0
-39 + 3u = 15

Add '39' to each side of the equation.
-39 + 39 + 3u = 15 + 39

Combine like terms: -39 + 39 = 0
0 + 3u = 15 + 39
3u = 15 + 39

Combine like terms: 15 + 39 = 54
3u = 54

Divide each side by '3'.
u = 18

Simplifying
u = 18

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